zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/dns-servers.d b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/dns-servers.d
new file mode 100644
index 0000000..a98fd07
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/dns-servers.d
@@ -0,0 +1,10 @@
+Long: dns-servers
+Arg: <addresses>
+Help: DNS server addrs to use
+Requires: c-ares
+Added: 7.33.0
+---
+Set the list of DNS servers to be used instead of the system default.
+The list of IP addresses should be separated with commas. Port numbers
+may also optionally be given as \fI:<port-number>\fP after each IP
+address.